Medical Board;
The Medical Board of California's site where one can look up records of licensed physicians as well as other consumer information.

NIH;is the National Library of Medicine's page with health information, a history of medicine, Medline Plus, a household products database and more. There is a gateway for simultaneous searching of all 20 NLM databases.

Tox Town; Tox Town is NIH's introduction to toxic chemicals and environmental health risks you might encounter in everyday life, in everyday places.